Its not the parking brake wire. I disconnected it. Others say it could be the car battery. I just got my less-than-a-year-old battery tested and it is perfectly fine. Plus, if it was the battery, it would have done the same thing in safe mode. In safe mode, the unit works fine for me, without GPS abviously. It could be 3 things:
1) The GPS antenna, because when I unplugged it, my stereo works fine, obviously without GPS.
2) The Head Unit, GPS part (not radio, ipod, usb, sd, cd, dvd, hd or any other "d").
3) Since most people, like me, got this problem around 2 weeks after installing t